.gallery-stage {
    position: relative;
    height: 75vh;
    min-height: 480px;
    margin: 2rem 0;
    overflow-x: hidden;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: var(--shadow);
    background-color: var(--surface, #fff);
}

.gallery-scatter {
    position: relative;
    width: 100%;
    min-height: 100%;
}

.gallery-item {
    position: absolute;
    width: 440px;
    height: 330px;
    transition: transform 0.35s ease;
    will-change: transform;
}

.photo-window {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: var(--shadow);
    background-color: var(--surface, #fff);
    transition: width 0.3s ease, height 0.3s ease, box-shadow 0.3s ease;
}

.photo-window img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.gallery-caption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.65);
    color: #fff;
    font-size: 1rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    z-index: 2;
}

.gallery-item:hover {
    z-index: 50;
}

.gallery-item:hover .photo-window {
    width: var(--exp-w, 480px);
    height: var(--exp-h, 360px);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.28);
}

.gallery-item:hover .gallery-caption {
    transform: translateY(0);
}